Remove CPU limits from flux components

Closes: #1152

install/flux-patches/helm-controller.yaml

@@ -7,7 +7,7 @@ spec:
         - "--concurrent=3"
         resources:
           limits:
-            cpu: "1"
+            cpu: null
             memory: 2048Mi
           requests:
             cpu: 100m

install/flux-patches/kustomize-controller.yaml

+spec:
+  template:
+    spec:
+      containers:
+      - name: manager
+        resources:
+          limits:
+            cpu: null
+            memory: 1024Mi
+          requests:
+            cpu: 100m
+            memory: 64Mi

install/flux-patches/source-controller.yaml

@@ -5,7 +5,7 @@ spec:
       - name: manager
         resources:
           limits:
-            cpu: "1"
+            cpu: null
             memory: 1536Mi
           requests:
             cpu: 100m

install/install-stackspin.sh

@@ -27,6 +27,11 @@ kubectl patch deployment \
   source-controller \
   --patch-file "$(dirname "$0")/flux-patches/source-controller.yaml"
 
+kubectl patch deployment \
+  -n flux-system \
+  kustomize-controller \
+  --patch-file "$(dirname "$0")/flux-patches/kustomize-controller.yaml"
+
 # get current git branch name
 branch=${CI_COMMIT_REF_NAME:-}
 [ -z "$branch" ] && branch=$(git rev-parse --abbrev-ref HEAD)